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Last Updated On 01-06-2023 - By Jeesha Sara

Two coherent sources  and  are separated by a distance four times the wavelength  of the source. The sources lies along  axis whereas a detector moves along  axis. Leaving the origin and far off points the number of points where maxima are observed is


Question ID - 150099 :-

Two coherent sources  and  are separated by a distance four times the wavelength  of the source. The sources lies along  axis whereas a detector moves along  axis. Leaving the origin and far off points the number of points where maxima are observed is

1 Answer
5876 Votes
3537

Answer Key : (3) -

From ,

Here  is the path difference  for maximum intensity

Or

Then

 Number of points for maxima becomes 3



Next Question :

Specific rotation of sugar solution is 0.01 SI units.  of impure sugar solution is taken in a polarimeter tube of length  and an optical rotation of  is observed. The percentage of purity of sugar is the sample is

a)

80%

b)

89%

c)

11%

d)

20%


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